Signal and Power Integrity (SI/PI) Engineer (SMES)

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Signal and Power Integrity (SI/PI) Engineer (SMES)

Job Code: 46286

Job Location: Camden, NJ (on-site)

Schedule: 9/80 Regular (every other Friday off)

Job Description:

L3Harris - Integrated Systems & Encryption (IS&E) is a recognized global leader in the design, development and production of secure communication systems and products supporting mission-critical space, ground, air and naval operations. L3Harris IS&E is where employees have the opportunity to make a significant impact on our business and the world around us while thriving in an environment that continually fosters growth and career development. We are committed to providing best-in-class solutions to our customers with the highest level of integrity, excellence and uncompromised quality in everything we do. L3Harris offers a flexible working environment where contributions are recognized and rewarded

The Signal and Power Integrity (SI/PI) Engineer is responsible for ensuring the electrical integrity of high-speed digital and analog signals across complex PCB designs, and for maintaining clean, stable power delivery to all circuitry within defined performance specifications. This role requires deep expertise in SI/PI analysis methodologies and simulation tools, and directly impacts the reliability and performance of advanced communication systems developed for National Security applications.

Essential Functions:

Perform SI/PI analysis for PCB designs
Leverage prior experience in digital circuitry design and signal integrity analysis methods to analyze digital CCAs using analysis tools such as HyperLynx, HFSS, and SIwave
Generate guidelines for layout and stack-up to ensure compliance with timing and signal quality specs
Develop and validate IBIS models for accurate pre- and post-layout simulation
Conduct power integrity analysis; minimize power rail noise, voltage droop, and power plane resonance
Ensure power delivery network (PDN) stability across relevant frequency ranges, including target impedance analysis
Optimize PCB interconnects to support the high speed demands of PCIe Gen 4/5, DDR4/5, LPDDR4/5.
Model and analyze SERDES interfaces
Actively participate in peer and formal design reviews, evaluating root cause signal/power issues
Validate and debug designs in the lab as required
Work closely with layout engineers, applying knowledge of PCB stack-up and high-speed layout constraints
Generate technical documentation and reports with SI/PI findings and recommendations

Qualifications:

Active SECRET Clearance
Bachelor's Degree in Electrical Engineering or related field with 6+ years of relevant experience, or a Master's Degree with 4+ years, specializing in digital Circuit Card Assembly (CCA) design and SI/PI analysis using commercial tools (e.g., HyperLynx, Ansys SIwave).
Understand transmission line theory, impedance matching, crosstalk, reflection, jitter
Ability to model and analyze high-speed interconnects
Familiarity with PCB fabrication and materials and how they impact high-speed digital design
Strong analytical, debug, and problem-solving skills
Strong logic/PCB debug, and analytical skills.
Ability to collaborate with cross-functional teams (Components Engineering, ECAD, PCB design engineers, RF engineers, mechanical engineering, systems engineering, software engineering, and factory personnel)
Excellent written, verbal, and presentation skills, with ability to clearly communicate technical findings

Preferred Additional Skills:

Experience in Aerospace / Defense
Experience using the following tools: Xpedition, HyperLynx, Ansys SIwave, HFSS
S-parameter modeling
Experience with industry standards (JEDEC, IEEE)
Experience with Earned Value Management

In compliance with pay transparency requirements, the salary range for this role is $93,341 - $156,188. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

#LI-IK1

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or Spanish .